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💧 Freshwater Least Concern 🌡️ Temperate

Otothyris Rostrata

Otothyris rostrata Garavello, Britski & Schaefer, 1998
Max Length
3.1 cm
Max Weight
Lifespan
Trophic Level
2.4
Depth
Climate
Temperate
Resilience
High
Vulnerability
10.00/100
Typical Length
Depth Zone
demersal

📖 Overview

Overview information for Otothyris Rostrata is currently being compiled by our editorial team.

Scientific Name
Otothyris rostrata
Authority
Garavello, Britski & Schaefer, 1998
Habitat
Freshwater
Climate
Temperate
Body Shape
Elongated
IUCN Status
LC
Max Length
3.1 cm
Trophic Level
2.4
Resilience
High
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

Genus
Otothyris
Otothyris
Species
Otothyris Rostrata
Otothyris rostrata

🐟 Physical Description

Dorsal soft rays (total): 8; Anal soft rays: 6. With 17-20 premaxillary and 14-16 dentary teeth on each jaw element; presence of 2 or more series of ventrally downturned odontodes on anteroventral rostral margin; head and snout deeply sculptured; 3 large and conspicuous odontode crests on supraoccipital: median crest with 3-4 series, lateral crests with 2 series of large odontodes; fourth infraorbital very large and broadly convex, presence of pair of preanal platelets preceded by 2 or more platelets.: elongated.

🌀 Behaviour

Behavioural data for Otothyris Rostrata is currently being reviewed.

🦐 Diet

Diet information for Otothyris Rostrata is currently being compiled.

🥚 Reproduction

Reproduction data for Otothyris Rostrata is currently being compiled.

🌍 Habitat & Distribution

Freshwater; demersal. Temperate South America: Atlantic coast of Santa Catarina and Rio Grande do Sul, Brazil.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
2.4±0.1

📐 Morphometrics

Length–Weight Relationship: W = 0.00977 × L3.06 (TL)
Max TL
3.1cm
Dorsal Rays
8
Anal Rays
6

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
2.4
Omnivore / Planktivore
Body Shape
Elongated
Climate Zone
Temperate
Described By
Garavello, Britski & Schaefer, 1998

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